| | H-B Instrument Company 30270EST 玻璃温度计 | 3 | ￥395.00 | ￥395.00 | | ￥395.00 |  |
| | 英国Whatman2714T囊式过滤器POLYCAP 75mm 20μm HD 5/PK G/G | 23 | ￥2372.00 | ￥2372.00 | | ￥2372.00 | |
| | Spectra/Mesh 145823 屏幕光盘 | 12 | ￥1230.00 | ￥1230.00 | | ￥1230.00 | |
| | Wika 32025T006G4DM 双金属温度计 | 10 | ￥1070.00 | ￥1070.00 | | ￥1070.00 | |
